snes9x2005 libretro core.

A Super Nintendo emulator core using the libretro API.

Based on:

• Snes9x 1.43, by the Snes9x team (with research by the ZSNES folks, anomie, zsKnight, etc.)
• NDSSFC 1.06, by the Supercard team (porting to the MIPS processor)
• BAGSFC, by BassAceGold (improving over NDSSFC)
• CATSFC, by ShadauxCat and Nebuleon (improving over BAGSFC)